A fast-growing fintech AI start-up company, focused on eliminating fraud and chargebacks in online commerce, is looking for an experienced Senior Data Engineer.
In this Roll, you will build large-scale, cutting-edge data solutions for fraud prevention, with the potential to grow into a technical leadership role.
The company is located in Modi'in, central Israel. Hybrid work model.
Responsibilities
- Build and maintain scalable data pipelines and ETL processes.
- Design complex data models and optimize data architecture.
- Collaborate with teams to deliver high-quality, compliant solutions.
- Troubleshoot production issues and implement best practices.
- Recommend new technologies to enhance the data infrastructure.
Must Haves:
- 5+ years in data engineering with strong Python & software engineering skills
- Extensive experience with cloud platforms (AWS, GCP, Azure) and cloud-native architectures
- Deep knowledge of relational (PostgreSQL) and NoSQL databases
- Experience designing and implementing data warehouses and data lakes
- Strong understanding of data modeling techniques
- Expertise in data manipulation libraries (e.g., Pandas) and big data frameworks
- Experience with data validation tools (Pydantic, Great Expectations)
- Proficiency in writing and maintaining unit and integration tests (e.g., Pytest)
Nice to Haves / Advantage:
- Apache Iceberg, Apache Spark, or modern data stack tools (DBT, DuckDB, Dagster, Airflow, Prefect)
- Backend system design: RESTful APIs, microservices, event-driven systems, RabbitMQ, Kafka
- Containerization & IaC: Docker, Kubernetes, Terraform
- Stream processing: Kafka, Flink
- Knowledge of compliance (GDPR, CCPA)
- Mentoring or leading small teams
- Excellent communication and ability to explain technical concepts clearly
- Relevant cloud or data certifications
Top Skills
What We Do
Founded in 2010, Gini-Apps is an israeli tech company specializing in web and mobile applications, as well as outsourcing and R&D talent placement services. Every day, our team shows up with one clear mission: to build digital products people genuinely love to use and also to empower companies with the skilled professionals they need to grow.
Millions of people use our apps every day.
Transforming any digital into elegant, practical and revenue-driving tech solutions is our secret power
From concept to launch and beyond, every product we create strives to achieve two goals:
We want users to love it, and we want you to generate revenue from day one.
Co-Founders
Shay Somech | CEO
Mobile, Desktop and web developer for the last 20+ years with a background of IDF airforce electronic engineering on F15 aircraft.
Massive app user, familiar with many apps & technologies worldwide.
Early adapter for technological products and gadgets.
Tamir Avrahamov | CTO
Mobile strategy & technology advisor for startups and enterprises, strong hands-on and architectural vision.








